Key to the Adults of the Short-Horned Grasshopper Families and Subfamilies
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1b
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2a
Conical or cylindrical tubercle between front coxae. Face usually not strongly slanted backwards.
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3
Prosternum with median tubercle (spurthroat).
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2b
Without tubercle between front coxae, or if tubercle present, face slanted.
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4
Grasshoppers of New Mexico Contents
